the white house's pr campaign is being buoyed along by warren buffett who is voicing support for tax hikes for americans just like him. >> i think it would have a great effect in terms of the morale of the middle class who have seen themselves paying high payroll taxes, income taxes and then watched guys like me end up paying a rate that's below that, you know, paid by the people in my office. >> joining me now is wisconsin's republican senator ron johnson. senator, it's great to have you with us this morning. and as we talk about what's taking place in washington, d.c. right now, the million dollar question is all concerns around senators lindsey graham, saxby chambliss, congressman peter king among other republicans who said they'd be willing to break away from grover norquist's anti-tax pledge. will you say if you're willing to break that pledge in order to save the country from the fiscal cliff. >> hello, thomas. and first of all, i signed that pledge two years ago, and the reason i signed it is because i think increasing tax rates, increasing the amount of money that the federal